This device warns you if your smart home has been hacked

People increasingly are substituting ordinary household tools with Internet-connected alternatives. Where once you’d find an ordinary thermostat, you might now encounter the futuristic-looking Nest. Instead of an ordinary CCTV camera that records to tape, you might have one that allows you to monitor your household from your phone. The convenience this offers has a pretty sizable downside, as in recent years, internet of things (IoT) devices have proven to be somewhat of a security achilles heel. Many don’t receive security updates, and have troublingly insecure default settings. This has allowed adversaries to use malware like Mirai to bundle them into…